Cindy's test scores on her first five finals were: 90, 92, 98, 96, and 94. In order for Cindy to keep her scholarship she needs to maintain a finals' average of 94 or higher. Which of these scores on her sixth test (the final) will guarantee her average of 94 or higher?
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Detailed Explanation
The formula for average is:
Average = 
Let "S" be the score Cindy needs to guarantee herself an average of 94.
Use the formula above:
94 × 6 = 470 + S
564 = 470 + S
564 - 470=S
94=S
Her score should at least be 94 to get an average of 94. Any answer equal or higher than 94 would be correct. From the choices given, the best answer would be 96.
Let "S" be the score Cindy needs to guarantee herself an average of 94.
Use the formula above:
94 × 6 = 470 + S
564 = 470 + S
564 - 470=S
94=S
Her score should at least be 94 to get an average of 94. Any answer equal or higher than 94 would be correct. From the choices given, the best answer would be 96.Take more free practice tests for other ASVAB topics with our ASVAB prep now!